Olinala mud-mounds (Permian of Mexico)

Also known as Reef 260

Where: Guerrero, Mexico (17.8° N, 98.7° W: paleocoordinates 5.8° S, 41.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Olinala Formation, Capitanian (265.1 - 259.9 Ma)

• Late Capitanian

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified reef rocks and lithified limestone

Size classes: macrofossils, mesofossils, microfossils

Collection methods: peel or thin section,

Primary reference: D. Vachard, A. Flores de Dios, and B. Buitron. 2004. Guadalupian and Lopingian (Middle and Late Permian) deposits from Mexico and Guatemala, a review with new data. Geobios 37:99-115 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 75577: authorized by Wolfgang Kiessling, entered by Uta Merkel on 18.10.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Foraminifera
 Fusulinoidea - Ozawainellidae
Rauserella erratica Dunbar 1944
 Fusulinoidea - Schwagerinidae
Polydiexodina sp. Dunbar and Skinner 1931
 Fusulinoidea - Boultoniidae
Rhodophyceae
  - Solenoporaceae
Parachaetetes sp. Deninger 1906
unclassified
  -
Porifera indet. Grant 1836
calcisponges
Hydrozoa
  - Nigriporellidae
Tubiphytes sp. Maslov 1956
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Strophomenata
 Productida - Productellidae
"Dictyoclostus depressus" = Thamnosia depressa
"Dictyoclostus depressus" = Thamnosia depressa Cooper 1953
 Productida -
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831